brew install php71 php71-igbinary php71-intl php71-lua php71-mcrypt php71-mongodb php71-pcntl php71-redis php71-xdebug php71-ssh2 php71-yaml
brew uninstall php71-igbinary php71-intl php71-lua php71-mcrypt php71-mongodb php71-pcntl php71-redis php71-xdebug php71-ssh2 php71-yaml